Home / 40,187.67-60,279.07-17,995.09

Finding the Fourth Proportional to 40,187.67, 60,279.07 and 17,995.09

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Solution

The fourth proportional to 40,187.67, 60,279.07 and 17,995.09 is: 26,991.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,187.67 : 60,279.07 = 17,995.09 : x
  2. Step 2: Convert to fraction form
    40,187.67/60,279.07 = 17,995.09/x
  3. Step 3: Cross multiply
    40,187.67x = 60,279.07 × 17,995.09
  4. Step 4: Simplify right side
    40,187.67x = 1,084,727,289.77
  5. Step 5: Solve for x
    x = 1,084,727,289.77/40,187.67
  6. Step 6: Final answer
    x = 26,991.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.